For each statement, circle whether it is true or false. a. Potential difference is the energy transferred per coulomb of charge passed. True/False
b. One volt is one ampere per coulomb. True/False
c. Electrical current does work against electrical resistance. True/False

Aknife blade is a(n) a. lever b. screw c. wedge d. inclined plane

If the spring constant k of a pogo stick is 3500 n m and the weight of the person on the pogo stick is 700 n, how much is the spring in the botom of the pogo stick compressed?

Use the profile illustrated for problem (1). assume that the layer of silty sand fill (sm) is placed over the entire site. estimate the thickness of the fill (h - in feet) that will cause the effective vertical stress at the center of the clay layer to increase by 517.5 pounds per square foot.